= Stuff for Type B to do in March 2018 while waiting for deliveries = == Possible schedule of selected tasks from below == * Week of 3/5 * --(Finish any remaining SR2 SF stuff.)-- (Enzo+2) * --(BF filter rebuild)-- (Hirata-san+1) * --(Move filter table into SRM area.)-- * --(Disassemble two filters)-- * Week of 3/12 * --(Rack work (Enzo+1))-- * --(Find boxes for SR3 and SRM at Mozumi)-- * --(Add boxes to SR3 and SRM racks)-- * --(Do SR3 and SRM in-rack cables and labeling)-- * --(Do SR3 in-air cables)--. * --(BF filter rebuild continued (Hirata-san+1))-- * --(Characterize 10 blades)-- * --(Choose two matched sets)-- * --(Rebuild two filters)-- * Week of 3/19 (Mitaka) * Geophones * --(Make two sets of IM OSEMs)-- * --(Make last in-air pico adapter cable)-- * Make three in-air stepper splitter cables for SR2, SR3 and SRM. * --(Set up Dummy BS prism removal.)-- * Week of 3/26 * --(Finish BF assembly #1)-- * --(Compression of blades and frequency measurement.)-- * --(Check Keystone tilt.)-- * --(LVDT+Pico-motor+Stepper-motor cabling, check and calibration.)-- * --(Move out of cleanbooth)-- * --(Finish BF assembly #7)-- * --(Assembly of the blades.)-- * --(Compression of blades and frequency measurement.)-- * --(Check Keystone tilt.)-- * --(LVDT+Pico-motor+Stepper-motor cabling, check and calibration.)-- * --(Move out of cleanbooth)-- * SF Setup, Test * --(Set up SR3 assembly frame, weights.)-- * --(Bring in remaining two SFs.)-- * --(Remeasure load capacity, check for tilted keystone.)-- * Install Cu segments on cap. * --(Wire and test LVDT.)-- * --(Move out of cleanbooth)-- * --(Finish SR3 and SRM rack + SR3 In air cabling.)-- == Things we're NOT doing in March because we'd have to bump something else == * Top filter disassembly == Tasks that we have the necessary items to do by the beginning of March == * --(Make box of stuff to send to Mitaka)-- * --(OSEM coils and connectors for assembly.)-- * --(Pico in-air adapter parts.)-- * --(BS soaking cup.)-- * --(Anti-feedthrough adapter parts.)-- * Build four geophone assemblies (Okutomi-kun has built five): * Have most parts: * --(Four sets of canister parts (body, neck, head).)-- * --(Five geophones.)-- * --(Three circuit boards - probably more exist but need to find.)-- * --(20 x M8*35 (need 4*16=64))-- * --(35 x M8*30 (need 4*8=32))-- * --(4 x Viton disks (need 4? or 8?))-- * --(123 M8 washers (need 4*24=96))-- * --(Build first geophone assembly)-- * Get more Cu O-rings * Complete three more geophone assemblies (4 of them are to be closed) * --(Assemble more OSEMs.)-- * Have 6 wound coils and connectors at Kamioka (one set, for SR3). * Have 6 more at Mitaka. * Build OSEMs * Characterize OSEM. * --(Set up SR3 and SRM racks.)-- * --(Miyakawa-san gave us an empty rack for SR3 => can add boxes and do internal cabling and labels.)-- * --(SR3 rack position is decided (on -X,+Y corner of SR3 cleanbooth) => can do in-air cabling from rack to assembly frame.)-- * --(Miyakawa-san will soon give us an empty rack for SRM and decide position => will be able to do set-up.)-- * Disassemble broken top filters * Set up heavy table in SRM area (first floor, -X side) => use ladder? * --(Find jig and blade tensioning screw.)-- * Remove blades from #3 (in SRM area). * Store #3 in box. * Remove floor panel in SRM second floor. * Crane #1 (in SR3 area) to SRM area. * Remove blades from #1. * Put test weights on table. * --(BF rebuild)-- - Hirata-san + 1 * --(Move BS Test Hang BF to tent and remove blades. (These blades are for BS-BF and will not be used again.))-- * --(Find SR-BF blades that were removed to free up a BF base for the BS Final Hang.)-- * --(Move BF with tilted keystone to tent and remove blades.)-- * --(Characterize all SR-BF blades and choose two similar groups.)-- * --(Rebuild two filters.)-- * Etc * --(Move all SFs to cleanbooth and inspect for keystone tilt and/or other issues.)-- * --(Make one set of in-air pico splitter cables (triple and double) for SRM.)-- * Make three in-air stepper splitter cables for SR2, SR3 and SRM. [done?] * Soak the sapphire prisms off the dummy BS for reuse on the SRM metal mass. * Do buoyancy calculation (see LIGO-T1100616). * Set up SR2 Guardian. * Install damping filters for SR2. * Stuff to have done by other teams * Add mushroom top to SRM tank. * --(Put up safety bars.)--